Buna O-Ring for 22 mm ID O-Ring Joint Glass Vacuum Vessels, O-Ring Joint #020 O-Ring.
These Buna O-rings are used in our Ideal Vacuum Glass Gas Cells with 1" windows, typically used for laser spectroscopy. The O-rings hold the optic in place. Two (2) are in contact with the interior gas and two (2) are used to cushion the windows externally to prevent cracking. 22 mm ID.
They are made of Buna which is well known for its excellent resistance to heat (250°F/121°C) and to aggressive fuels and chemicals.
O-Ring, Buna for Ideal Vacuum Glass Gas Cells.
Dimensions(inch): 020 - 0.864 x 0.07
